About Rhodiola rosea
Traditionally used for temporary relief of stress-related fatigue and weakness. Extracts are often standardized to marker compounds (e.g., rosavins/salidroside). May feel stimulating for some; consider earlier-in-day use. No established RDA/UL.
What Rhodiola rosea supports
- May help reduce fatigue under stress
- Supports stress resilience and adaptation
- May support mental performance during fatigue
How much Rhodiola rosea to take
Clinical studies typically use 144–400 mg of Rhodiola rosea. Traditional herbal use: daily dose of dry extract from Rhodiola rosea root/rhizome (product standardization varies).
- Effective range
- 144–400 mg
Clinical evidence
Moderate clinical evidence. Several clinical trials on stress-related fatigue, but study quality is mixed
NIH Fact Sheet